Men representing revolutionaries perform during a military parade commemorating the 101th anniversary of the Mexican Revolution along Reforma Avenue on November 20, 2011 in Mexico City. AFP PHOTO/Yuri CORTEZ

Men representing revolutionaries perform during a military parade commemorating the 101th anniversary of the Mexican Revolution along Reforma Avenue on November 20, 2011 in Mexico City. AFP PHOTO/Yuri CORTEZ

Photo: YURI CORTEZ, Getty Images

Men representing revolutionaries perform during a military parade... Photo-1775070.32206 - San Antonio Express-News

Soldiers re-enact a revolution battle as part of Mexican Revolution 101th anniversary celebrations in Mexico City's Zocalo plaza, Sunday Nov. 20, 2011. Mexico marks 101 years since the seven-year conflict began ... more

Photo: Associated Press

Soldiers re-enact a revolution battle as part of Mexican Revolution... Photo-1775039.32206 - San Antonio Express-News

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Dancers of the Folkloric Ballet of the University of Guadalajara (Mexico), perform during the Bogota Dance Festival at the Julio Mario Santo Domingo Theatre in Bogota on November 20, 2011. AFP PHOTO/LUIS ACOSTA less

Dancers of the Folkloric Ballet of the University of Guadalajara (Mexico), perform during the Bogota Dance Festival at the Julio Mario Santo Domingo Theatre in Bogota on November 20, 2011. AFP PHOTO/LUIS ... more

Photo: LUIS ACOSTA, Getty Images

Dancers of the Folkloric Ballet of the University of Guadalajara... Photo-1775060.32206 - San Antonio Express-News

Image 8 of 29

** CORRECTS YEAR ** Mexico's President Felipe Calderon salutes as he attends a parade commemorating the 101 anniversary of the Mexican Revolution in Mexico City's Zocalo plaza, Sunday Nov. 20, 2011. Mexico marks 101 years since the seven-year conflict began on Nov. 20, 1910 that saw peasant armies led by heroes Emiliano Zapata and Pancho Villa topple the dictatorship of Porfirio Diaz. (AP Photo/Marco Ugarte) less

A woman dressed as an "Adelita" -woman warrior of the Mexican Revolution- performs during a military parade commemorating the 101th anniversary of the Mexican Revolution along Reforma Avenue on November 20, 2011 in Mexico City. AFP PHOTO/Yuri CORTEZ less

A woman dressed as an "Adelita" -woman warrior of the Mexican Revolution- performs during a military parade commemorating the 101th anniversary of the Mexican Revolution along Reforma Avenue on November 20, ... more

Photo: YURI CORTEZ, Getty Images

A woman dressed as an "Adelita" -woman warrior of the... Photo-1775069.32206 - San Antonio Express-News

Men dressed as revolutionaries perform during a military parade commemorating the 101th anniversary of the Mexican Revolution along Reforma Avenue on November 20, 2011 in Mexico City. AFP PHOTO/Yuri CORTEZ

Men dressed as revolutionaries perform during a military parade commemorating the 101th anniversary of the Mexican Revolution along Reforma Avenue on November 20, 2011 in Mexico City. AFP PHOTO/Yuri CORTEZ

Photo: YURI CORTEZ, Getty Images

Men dressed as revolutionaries perform during a military parade... Photo-1775066.32206 - San Antonio Express-News

Dancers of the Folkloric Ballet of the University of Guadalajara (Mexico), perform during the Bogota Dance Festival at the Julio Mario Santo Domingo Theatre in Bogota on November 20, 2011. AFP PHOTO/LUIS ACOSTA less

Dancers of the Folkloric Ballet of the University of Guadalajara (Mexico), perform during the Bogota Dance Festival at the Julio Mario Santo Domingo Theatre in Bogota on November 20, 2011. AFP PHOTO/LUIS ... more

Photo: LUIS ACOSTA, Getty Images

Dancers of the Folkloric Ballet of the University of Guadalajara... Photo-1775061.32206 - San Antonio Express-News

Image 19 of 29

A man dressed as a revolutionary performs during a military parade commemorating the 101th anniversary of the Mexican Revolution along Reforma Avenue on November 20, 2011 in Mexico City. AFP PHOTO/Yuri CORTEZ

A man dressed as a revolutionary performs during a military parade commemorating the 101th anniversary of the Mexican Revolution along Reforma Avenue on November 20, 2011 in Mexico City. AFP PHOTO/Yuri CORTEZ

Photo: YURI CORTEZ, Getty Images

A man dressed as a revolutionary performs during a military parade... Photo-1775067.32206 - San Antonio Express-News

Dancers of the Folkloric Ballet of the University of Guadalajara (Mexico), perform during the Bogota Dance Festival at the Julio Mario Santo Domingo Theatre in Bogota on November 20, 2011. AFP PHOTO/LUIS ACOSTA less

Dancers of the Folkloric Ballet of the University of Guadalajara (Mexico), perform during the Bogota Dance Festival at the Julio Mario Santo Domingo Theatre in Bogota on November 20, 2011. AFP PHOTO/LUIS ... more

Photo: LUIS ACOSTA, Getty Images

Dancers of the Folkloric Ballet of the University of Guadalajara... Photo-1775063.32206 - San Antonio Express-News

Men representing Mexican revolutionary leaders Francisco Villa (L) and Emiliano Zapata (R) perform during a military parade commemorating the 101th anniversary of the Mexican Revolution along Reforma Avenue on November 20, 2011 in Mexico City. AFP PHOTO/Yuri CORTEZ less

Men representing Mexican revolutionary leaders Francisco Villa (L) and Emiliano Zapata (R) perform during a military parade commemorating the 101th anniversary of the Mexican Revolution along Reforma Avenue on ... more

A woman dressed as an "Adelita" -woman warrior of the Mexican Revolution- performs during a military parade commemorating the 101th anniversary of the Mexican Revolution along Reforma Avenue on November 20, 2011 in Mexico City. AFP PHOTO/Yuri CORTEZ less

A woman dressed as an "Adelita" -woman warrior of the Mexican Revolution- performs during a military parade commemorating the 101th anniversary of the Mexican Revolution along Reforma Avenue on November 20, ... more

Photo: YURI CORTEZ, Getty Images

A woman dressed as an "Adelita" -woman warrior of the... Photo-1775064.32206 - San Antonio Express-News

Image 27 of 29

A man using a traditional Mexican hat, holds his guitar as he observes a military parade commemorating the 101th anniversary of the Mexican Revolution along Reforma Avenue on November 20, 2011 in Mexico City. AFP PHOTO/Yuri CORTEZ less

A man using a traditional Mexican hat, holds his guitar as he observes a military parade commemorating the 101th anniversary of the Mexican Revolution along Reforma Avenue on November 20, 2011 in Mexico City. ... more

Photo: YURI CORTEZ, Getty Images

A man using a traditional Mexican hat, holds his guitar as he... Photo-1775065.32206 - San Antonio Express-News

Image 28 of 29

Dancers of the Folkloric Ballet of the University of Guadalajara (Mexico), perform during the Bogota Dance Festival at the Julio Mario Santo Domingo Theatre in Bogota on November 20, 2011. AFP PHOTO/LUIS ACOSTA less

Dancers of the Folkloric Ballet of the University of Guadalajara (Mexico), perform during the Bogota Dance Festival at the Julio Mario Santo Domingo Theatre in Bogota on November 20, 2011. AFP PHOTO/LUIS ... more

Photo: LUIS ACOSTA, Getty Images

Dancers of the Folkloric Ballet of the University of Guadalajara... Photo-1775062.32206 - San Antonio Express-News